Season 3

01 Always Episode 123rd September 2014 Boden forces members of Firehouse 51 to pull themselves back together in the aftermath of a harrowing fire explosion. While Severide goes missing for one week too many, Casey works to track down his whereabouts. Newhouse brings some unexpected news regarding one of Mills’ relatives. Herrmann and Otis make some new goals regarding Molly’s. 02 Wow Me Episode 230th September 2014 Severide returns to Firehouse 51, but he is clearly not his usual self. Dawson counts down the weeks until she gets started as a candidate at the Austin Firehouse. Mills learns more about his father’s family. Herrmann asks the rest of the Molly investors to come up with some new ideas to turn the business around. 03 Just Drive the Truck Episode 37th October 2014 Tensions run high when trucks from two firehouses collide and fingers are pointed towards Cruz for his driving. 04 Apologies are Dangerous Episode 414th October 2014 Dawson tries to strike a balance with Casey during her first day as a candidate. Mills ponders an uncertain future. Severide faces his demons. A city inspector visits Molly's. 05 The Nuclear Option Episode 521st October 2014 Casey deals with the aftereffects of his sister's divorce announcement. Dawson and Mills get used to their new roles at Station 51. Brett ponders whether to leave Chicago. The Molly's crew works to get the food truck started. 06 Madmen and Fools Episode 628th October 2014 Casey faces his corrupt brother-in-law and Brett goes above and beyond to help a mother in need. Meanwhile, Mills get an education on unlicensed private investigation and Dawson begins training with Herrmann. 07 Nobody Touches Anything (I) Episode 711th November 2014 In part one of the crossover with Law & Order: During a house fire, Firehouse 51 rescues the owner from the cellar clutching a suspicious box, leading Lt. Severide to bring in Sergeant Voight and Detective Lindsey for further investigation. The crossover continues on Law & Order: Special Victims Unit S16E07 Chicago Crossover (II) and Chicago P.D. S02E07 They'll Have to Go Through Me (III). 08 Chopper Episode 818th November 2014 The members of the firehouse spring into action when a helicopter explodes over a populated area. 09 Arrest in Transit Episode 925th November 2014 Dawson and Casey's relationship is tested as the team responds to a truck leaking hydrochloric acid in a busy intersection. Severide learns about Brittany's past. Mouch has dating troubles. 10 Santa Bites Episode 102nd December 2014 A house fire sees the team attempting to save the lives of a couple trapped inside. Chief Boden prepares to start his new family. The combination of life at work and home sees Casey and Dawson drifting apart. 11 Let Him Die Episode 116th January 2015 Two firehouse members are abducted, triggering a desperate search by the Chicago P.D. Elsewhere, Casey and Dawson struggle to balance their personal and professional lives, and Chief Boden deals with news that his newborn has potential complications. 12 Ambush Predator Episode 1213th January 2015 Severide and Dawson unearth shocking evidence about the fire that killed Shay. Elsewhere, the firehouse bonds over a serious car accident, and Chief Boden's father visits, only to give unsolicited parenting advice. 13 Three Bells (I) Episode 133rd February 2015 Additional clues about Shay's death emerge. Meanwhile, Severide faces an old foe; Shay's sister arrives, inspiring the firehouse members to reflect on her life; Otis' grandmother relocates; and Boden sets out to help his dying father. The crossover continues on Chicago P.D. S02E13 A Little Devil Complex (II). 14 Call It Paradise Episode 1410th February 2015 An ice storm hits, forcing a citywide lockdown. Mills and Brett are left stranded in the elements while searching for a teen, and the firehouse members babysit a newborn. Elsewhere, Severide receives a job offer, and Chief Boden clashes with his father over his treatment. 15 Headlong Toward Disaster Episode 1517th February 2015 A temporary chief fills in for Boden, who is forced to take some time off for personal reasons. 16 Red Rag the Bull Episode 163rd March 2015 The interim chief makes a tactical error during an apartment fire, stirring up tensions and putting careers in jeopardy. Meanwhile, Mouch discovers that his donation to a fertility clinic has resulted in a child, and Dawson goes out on a double date with Brett and Cruz. 17 Forgive You Anything Episode 1710th March 2015 Severide lobbies Chief Boden for a favor for Scott Rice, an old friend needing a second chance with the CFD, but Casey and Otis have their doubts. Elsewhere, Mills works to regain his active squad status while Brett and Dawson decide they need a big night out. 18 Forgiving, Relentless, Unconditional Episode 1817th March 2015 Herrmann tries to rescue a toddler from a structure fire. Mills discovers unexpected news. 19 I Am the Apocalypse Episode 197th April 2015 The Chicago fire team works seamlessly with Chicago Med personnel to help aid victims of a deadly gas leak, but things quickly take a turn for the worse when the hospital is suddenly forced into quarantine. 20 You Know Where to Find Me Episode 2021st April 2015 Truck and squad are called to the scene of a car crash that has Mills desperately working to save the life of a driver seriously injured in the wreck. Meanwhile, Casey has some doubts about Jack Nesbitt, whose strip club he is remodeling on the side. Elsewhere, Hermann, Otis, Cruz and Chaplain Orlovsky help get their team ready for the peewee hockey championship, but Herrmann might prove more of an obstacle than the other team. 21 We Called Her Jellybean (I) Episode 2128th April 2015 An apartment fire connected to a case of rape and attempted murder resembles an unsolved case in New York, so Sgt. Benson of Special Victims Unit comes to Chicago to help Intelligence with the investigation. The crossover continues on Chicago P.D. S02E20 The Number of Rats (II) and Law & Order: Special Victims Unit S16E20 Daydream Believer (III). 22 Category 5 Episode 225th May 2015 At Sgt. Voight's urging, a determined Lt. Casey agrees to go undercover in an effort to provide proof of Jack Nesbitt's shady dealings. Meanwhile, Otis and Severide continue to disagree about the integrity of Scott Rice, causing tensions to flare between members of truck and squad. Meanwhile, Herrmann helps out a fellow member of the firehouse. 23 Spartacus Episode 2312th May 2015 Lt. Casey puts his life on the line and digs deeper into the shady dealings of Jack Nesbitt. Chief Boden must figure out how to create unity in a divided house, while Severide comes to question his own judgment. A dangerous warehouse blaze quickly gets out of control and threatens members of firehouse 51.